[Bf-committers] Ray option make slow render with scene using only shadow buffer lamps

Alexander Ewering blender at instinctive.de
Thu Dec 22 12:08:27 CET 2005

On Wed, 21 Dec 2005, Stephane SOPPERA wrote:

> Hi,
> I may be misunderstanding something but with current CVS, when I render the 
> following scene:
> http://perso.wanadoo.fr/stephane.soppera/blender/slow_ray.blend
> If in render panel, "ray" button is pressed render takes 1minutes and it only 
> takes 10seconds when "ray" is not pushed.
> This would not be suprising if I was using ray shadows or ray reflexions or 
> ambiant occlusion, but this simple scene only contains one spot without 
> shadow and 4 spots with buffer shadow.

What is happening is that anti-aliasing for textures (also procedurals) is
done more "elaobrately" if the "Ray" option is switched on, should be
clearly visible if you compare two renders.

Why it is coupled to the "Ray" option I have no idea though :)

| alexander ewering              instinctive mediaworks
| ae[@]instinctive[.]de   http://www[.]instinctive[.]de

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